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WebGPU update presentation data asynchronously

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This commit is contained in:
Kunal Mohan 2020-07-02 12:23:32 +05:30
parent c0a582471e
commit b672b78e19
3 changed files with 153 additions and 72 deletions
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5
components/script/dom/gpubuffer.rs
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@ -16,6 +16,7 @@ use crate::dom::promise::Promise;
use crate::realms::InRealm;
use crate::script_runtime::JSContext;
use dom_struct::dom_struct;
use ipc_channel::ipc::IpcSharedMemory;
use js::jsapi::DetachArrayBuffer;
use js::jsapi::NewExternalArrayBuffer;
use js::jsapi::{Heap, JSObject};
@ -150,7 +151,7 @@ impl GPUBufferMethods for GPUBuffer {
let m_range = m_info.mapping_range.clone();
if let Err(e) = self.channel.0.send(WebGPURequest::UnmapBuffer {
buffer_id: self.id().0,
array_buffer: m_info.mapping.borrow().clone(),
array_buffer: IpcSharedMemory::from_bytes(m_info.mapping.borrow().as_slice()),
is_map_read: m_info.map_mode == Some(GPUMapModeConstants::READ),
offset: m_range.start,
size: m_range.end - m_range.start,
@ -325,7 +326,7 @@ impl AsyncWGPUListener for GPUBuffer {
.as_mut()
.unwrap()
.mapping
.borrow_mut() = bytes;
.borrow_mut() = bytes.to_vec();
promise.resolve_native(&());
self.state.set(GPUBufferState::Mapped);
},